40555101056 has 16 divisors (see below), whose sum is σ = 80793365640. Its totient is φ = 20277550464.

The previous prime is 40555101031. The next prime is 40555101073. The reversal of 40555101056 is 65010155504.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158418236 + ... + 158418491.

Almost surely, 2^40555101056 is an apocalyptic number.

It is an amenable number.

40555101056 is a deficient number, since it is larger than the sum of its proper divisors (40238264584).

40555101056 is an equidigital number, since it uses as much as digits as its factorization.

40555101056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316836741 (or 316836729 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 40555101056 in words is "forty billion, five hundred fifty-five million, one hundred one thousand, fifty-six".